diff --git a/scripts/buildData.ts b/scripts/buildData.ts
index 636e8b5..76ee33f 100644
--- a/scripts/buildData.ts
+++ b/scripts/buildData.ts
@@ -63,6 +63,7 @@ async function parseDirectory(dirPath: string): Promise<Item[]> {
         if (!items[id]) {
           items[id] = {
             id,
+            release: releaseDate,
             title: data.title || id,
             ring: data.ring,
             quadrant: data.quadrant,
@@ -73,6 +74,7 @@ async function parseDirectory(dirPath: string): Promise<Item[]> {
             revisions: [],
           };
         } else {
+          items[id].release = releaseDate;
           items[id].body = body || items[id].body;
           items[id].title = data.title || items[id].title;
           items[id].ring = data.ring || items[id].ring;
diff --git a/src/lib/types.ts b/src/lib/types.ts
index a008a9e..97962bd 100644
--- a/src/lib/types.ts
+++ b/src/lib/types.ts
@@ -22,6 +22,7 @@ export interface Item {
   quadrant: string;
   flag: Flag;
   tags: string[];
+  release: Release;
   revisions?: Revision[];
   random?: [radius: number, angle: number];
 }